Wireless Door Bell, KuGi &reg; High quality Premium Portable Music symbol Wireless Door Bell with 52 chord music , 1000 ft, 300 m Range Wireless Door Bell(2 Push Buttons and 1 Remote Receiver Premium Wireless Doorbell Door Chime Kit of 2 Push Buttons and 1 Remote Receiver supports a wireless range of up to 300 m.The wireless doorbell kit is ideal for home, large office and building of multi-floor etc. Offers a total of 52 chime tones to choose, 4 levels of adjustable sound volume (25 to 110DB) Touch button operation; sleek design easily blends with the decor of your home.Door chime can be plugged into a standard electrical outlet in your home Blue LED flashes when someone knocks at your door. And the sleek design easily blends with the decor of your home 100% Satisfaction Gurantee - 30 days Return & Refund policy WITHOUT hassle; Get the full refund quickly or free replacement if you aren't completely satisfied; Free lifetime technical support and 12-month manufacturer's warranty